1. DVT
- 50% of PE come from DVT's [9]
2. Prior DVT or PE
3. Cancer
- 17% of patients with PE had a related malignancy [10]
- High risk cancers include pancreatic, ovarian and lung cancers
- Women with breast CA on tamoxifen are also at a higher risk for clots [11]
4. Estrogen therapy (oral contraceptives)
5. Obesity
6. Sedentary life style
7. Pregnancy
- Risk of DVT 4-50 times higher in pregnant women than non-pregnant women
- Pregnant women are at their highest risk for DVT and PE during their postpartum phase [12]
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